3/4 cups of water
 1/2 cup Balsamic or  red wine vinegar
 2 tsp firmly packed brown sugar
 1/4 tsp salt
 dash pepper
 4 medium or large onions
 
 Blend water, vinegar and sugar; add the salt and pepper.  Pour mixture into
 a Pam sprayed baking pan.  Cut onions LENGTHWISE in 1/2.  Place cut side
 down in vinegar mixture.  Bake uncovered, in the lower third of a 400 degree
 oven until onions give readily when gently squeezed, most liquid has
 evaporated and cut sides of onions are glazed, about 1 1/4 hours. Arrange
 cut side up on a platter.